/*
 * Copyright (2021) The Delta Lake Project Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.spark.sql.delta

import org.apache.spark.sql.delta.actions._


object DefaultRowCommitVersion {
  def assignIfMissing(
      protocol: Protocol,
      actions: Iterator[Action],
      version: Long): Iterator[Action] = {
    if (!RowTracking.isSupported(protocol)) {
      return actions
    }
    actions.map {
      case a: AddFile if a.defaultRowCommitVersion.isEmpty =>
        a.copy(defaultRowCommitVersion = Some(version))
      case a =>
        a
    }
  }
}
